• Quaternary of Mauritius (1 collection), Mexico (1), United States (24: California, Florida, Kansas, Michigan, Ohio, South Carolina, Texas, Virginia)

• Pliocene to Pleistocene of United States (1: Florida)

• Eocene of United States (10: Texas, Wyoming)

• Paleocene of Belgium (1), Canada (1: Saskatchewan), United States (3: California, Utah)

• Cretaceous to Paleogene of Canada (1: Alberta)

• Cretaceous of Argentina (2), Austria (1), Brazil (1), Canada (1: Alberta), China (4), France (2), India (10), Mexico (1), Romania (1), Spain (3), the United Kingdom (2), United States (11: Arizona, Montana, North Dakota, Utah, Wyoming), Uruguay (4)

Total: 86 collections including 93 occurrences